Phil Plait:
Phil Plait: Como defender a Terra dos Asteróides

TEDxBoulder 2011 · 14:16 · Filmed Sep 2011
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O que é que tem nove quilómetros e meio e pode acabar com a civilização num segundo? Um asteróide - e há muitos deles por aí. Com humor e excelentes imagens, Phil Plait cativa o público da TEDxBoulder ao explicar as todas as maneiras como os asteróides podem matar, e o que temos de fazer para os evitar.

Phil Plait blogs at Bad Astronomy, where he deconstructs misconceptions and explores the wonder of the universe. Full bio
This talk was presented to a local audience at TEDxBoulder 2011, an independent event. TED editors featured it among our selections on the home page.



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